This comprehensive, highly accessible, exam-focused text is essential reading for all Edexcel A2 Chemistry students. Revised and updated, this textbook provides comprehensive subject coverage of both units. The first nine chapters describe and explain the material of Unit 4: Rates, equilibria and further organic chemistry. The next five chapters cover the material for Unit 5: Transition metals, arenes and organic nitrogen chemistry. - Integrated material on 'how science works' throughout the text - End-of-chapter review questions and practice unit tests test knowledge and provide exam preperation - Worked examples give detailed explanations of calculations to facilitate understanding - Online sample exam-style questions, with graded answers and commentaries give students a benchmark to compare their answers against